# PRIMAL Coaching vs Trejn

The clearest difference is update cadence: Trejn at every 9 days against PRIMAL Coaching's every 4 weeks. PRIMAL Coaching's advantage is device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PRIMAL Coaching ships an update every 4 weeks, Trejn every 9 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | PRIMAL Coaching | Trejn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Size | 164 MB | 35 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Primal Coaching Ltd](https://appshunter.io/developer/1828786334) | [Roman Janovec](https://appshunter.io/developer/6791120098) |

## What reviewers say

### PRIMAL Coaching

[App page](https://appshunter.io/ios/app/primal-coaching/id6749096295)

**Features:** Apple Wallet, Apple Watch app

**In-app purchases:** none


### Trejn

[App page](https://appshunter.io/ios/app/trejn/id6791120096)

**In-app purchases:** none


## Frequently asked questions

### Is PRIMAL Coaching free?

PRIMAL Coaching is free to download, with no in-app purchases.

### Is Trejn free?

Trejn is free to download, with no in-app purchases.

### Do PRIMAL Coaching or Trejn have ads?

Neither PRIMAL Coaching nor Trejn shows ads.

### Which is updated more often, PRIMAL Coaching or Trejn?

PRIMAL Coaching ships an update every 4 weeks, and Trejn every 9 days. Most recently, PRIMAL Coaching was updated on October 28, 2026 and Trejn on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*